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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-03-08 15:21:04 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-03-08 15:21:04 -0500
commit988addf82e4c03739375279de73929580a2d4a6a (patch)
tree989ae1cd4e264bbad80c65f04480486246e7b9f3 /Documentation/filesystems/dentry-locking.txt
parent004c1c7096659d352b83047a7593e91d8a30e3c5 (diff)
parent25cf84cf377c0aae5dbcf937ea89bc7893db5176 (diff)
Merge branch 'origin' into devel-stable
Conflicts: arch/arm/mach-mx2/devices.c arch/arm/mach-mx2/devices.h sound/soc/pxa/pxa-ssp.c
Diffstat (limited to 'Documentation/filesystems/dentry-locking.txt')
-rw-r--r--Documentation/filesystems/dentry-locking.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/filesystems/dentry-locking.txt b/Documentation/filesystems/dentry-locking.txt
index 4c0c575a4012..79334ed5daa7 100644
--- a/Documentation/filesystems/dentry-locking.txt
+++ b/Documentation/filesystems/dentry-locking.txt
@@ -62,7 +62,8 @@ changes are :
622. Insertion of a dentry into the hash table is done using 622. Insertion of a dentry into the hash table is done using
63 hlist_add_head_rcu() which take care of ordering the writes - the 63 hlist_add_head_rcu() which take care of ordering the writes - the
64 writes to the dentry must be visible before the dentry is 64 writes to the dentry must be visible before the dentry is
65 inserted. This works in conjunction with hlist_for_each_rcu() while 65 inserted. This works in conjunction with hlist_for_each_rcu(),
66 which has since been replaced by hlist_for_each_entry_rcu(), while
66 walking the hash chain. The only requirement is that all 67 walking the hash chain. The only requirement is that all
67 initialization to the dentry must be done before 68 initialization to the dentry must be done before
68 hlist_add_head_rcu() since we don't have dcache_lock protection 69 hlist_add_head_rcu() since we don't have dcache_lock protection